Mark O'Callaghan
Nationality: Australia
Weight Class: Bantamweight
Weight: 132 lbs
Professional Record
| 8 fights | 3 wins | 5 losses |
|---|---|---|
| KO/TKOs | 0 | 0 |
| Submissions | 2 | 2 |
| Decisions | 1 | 3 |
Fight Details
| Result | Record | Opponent | Event | Date | Method | Referee | Round | Time |
|---|---|---|---|---|---|---|---|---|
| LOSS | 3 - 5 | Jarrett Owen | Allegiance - Allegiance 3 | July 09, 2011 | Submission (Rear-Naked Choke) | 1 | 0:25 | |
| WIN | 3 - 4 | Takao Kitahara | Rize 1 - Rize MMA | May 23, 2009 | Decision (Unanimous) | 3 | 3:00 | |
| LOSS | 2 - 4 | Mat Wilken | CFC - Cage Fighting Championships 5 | September 12, 2008 | Decision (Split) | 3 | 5:00 | |
| LOSS | 2 - 3 | Alexandre Shevtsov | CFC - Cage Fighting Championships 1 | July 27, 2007 | Submission (Triangle Choke) | 2 | 2:55 | |
| LOSS | 2 - 2 | Michael Mortimer | WR 9 - Warriors Realm 9 | May 12, 2007 | Decision (Unanimous) | 2 | 5:00 | |
| LOSS | 2 - 1 | Alexandre Shevtsov | Shooto Australia - Contenders Series 2006 | February 11, 2006 | Decision | 2 | 5:00 | |
| WIN | 2 - 0 | Peter Varelis | Shooto Australia - Contenders Series 2006 | February 11, 2006 | Submission (Armbar) | 1 | 1:39 | |
| WIN | 1 - 0 | Brandon Osborn | Shooto Australia - Contenders Series 2006 | February 11, 2006 | Submission (Triangle Choke) | 1 | 1:30 |
Upcoming Major Events
KSW 105 - Bartosinski vs. Grzebyk 2
Apr 26, 2025
UFC on ESPN 66 - Garry vs. Prates
Apr 26, 2025
One Championship - One on Prime Video 31
May 02, 2025
UFC on ESPN 67 - Sandhagen vs. Figueiredo
May 03, 2025
Rizin FF - Otoko Matsuri
May 04, 2025
KSW 106 - Parnasse vs. Ziolkowski
May 10, 2025
UFC 315 - Muhammad vs. Della Maddalena
May 10, 2025
UFC Fight Night 256 - Burns vs. Morales
May 17, 2025
Rizin FF - World Series in Korea
May 31, 2025
UFC on ESPN 68 - Blanchfield vs. Barber
May 31, 2025
UFC 316 - Dvalishvili vs. O'Malley 2
Jun 07, 2025
KSW 107 - De Fries vs. Wrzosek
Jun 14, 2025
UFC Fight Night 257 - June 14
Jun 14, 2025
UFC Fight Night - Hill vs. Rountree
Jun 21, 2025
UFC 317 - June 28
Jun 28, 2025
UFC Fight Night - July 12
Jul 12, 2025
One Championship - One 173
Aug 01, 2025